Is glow in the dark sublimation tumblers profitable to sell on Amazon United States?

The niche generates $26K/yr across 20 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -2.1%. Flapen's verdict: Skip it (44/100).

How competitive is the glow in the dark sublimation tumblers niche?

13 brands and 16 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 74% of demand.

What do buyers complain about in glow in the dark sublimation tumblers?

Top complaints mined from reviews: Brightness/Shine/Glow, Quality-Overall, Leak-Proof. The return rate is 1.4%.

When does demand for glow in the dark sublimation tumblers peak?

Demand peaks in Aug–Sep–Oct; the busiest month runs 5.7× the quietest.

What does it cost to enter the glow in the dark sublimation tumblers niche?

Listings span $11.70–$136.90; the average listing price is $41.93 (sweet spot $15–$100). The average incumbent carries 1,337 reviews — the moat a new listing must climb.

glow in the dark sublimation tumblers

Skip it

A small market ($26K/yr) — this niche doesn't clear our bar today.

Avg price

Incredible$41.93

avg listing price — sweet spot $15–$100

Returns

Great1.4%

return rate — above 5% kills the launch gate

Price range

Good$11.70–$136.90

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good49%

top-5 click share — leaders hold, buyers still browse

Review moat

Good1,337.35

avg incumbent reviews — the moat a new listing must climb

Brand share

Good74%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Okay2.1%

search→purchase rate — share of searches ending in a sale

Growth

Bad-2.1%

90-day search growth — must beat 0% to launch

Market size

Bad$26K

$26K/yr · 29K searches

According to Flapen's Amazon United States niche tracking, glow in the dark sublimation tumblers is a $26K/yr Amazon United States market (29K searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 44/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

glow in the dark sublimation tumblers market data

Units sold / yr: 500–750; avg 0–100/product
Revenue / yr: $21K–$31K; units × avg price
Conversion rate: 2.1%
Avg BSR: #4,223
Page quality: 0%
Prime: 90%
Sponsored: 65%
Out of stock: 26.7%
Avg brand age: 26 months
Avg seller age: 151 days

Competition & brand share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 falling

Sellers

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

49%

Top 20: 100%

Open market

21%

Meoky22%
AGH21%
Joyclub18%
Silva lining designing8%
FAMKX5%
ENCOOL4%

Demand & seasonality

Weekly Amazon search volume, last 101 weeks — -2.1% search growth over the last 90 days.

Peak months: Aug, Sep, Oct · busiest ÷ quietest = 5.7×

Open Trend

Top glow in the dark sublimation tumblers search terms

glow in the dark tumbler20K/yr +0.7%0.6% conv.
glow in the dark sublimation tumblers8K/yr +1.5%4.2% conv.
glow in the dark tumblers for sublimation853/yr -65.3%5.1% conv.

All search terms

Top glow in the dark sublimation tumblers products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Joyclub 8 Pack Sublimation Tumblers Glow in the Dark 20 oz Bulk Blank Tumblers Skinny Straight Flat Bottom Cups White with Lid and Straw

Joyclub$40.254.8★2,468 rev

Meoky 40 oz Glow in the Dark Tumbler with Handle and Straw Tumbler with Lid and Straw Insulated Stainless Steel Travel Mug 100% Leak-proof Keeps Cold for 34 Hours (Butterfly)

Meoky$25.504.7★2,114 rev

stainless steel cup Water bottle bottle Stainless steel tumbler Black Tumbler Tumbler for engrave (40oz White/Glow in the dark Green(39))

Silva lining designing$26.154.5★14 rev

AGH 20 oz Sublimation Tumblers Glow In The Dark 4PCS Luminous Skinny Straight Tumbler Blank Glow From White To Green Blue Orange Red With Stainless Straw and Lid for Coffee Mug Thermos

AGH$30.054.5★226 rev

Meoky 40 oz Glow in the Dark Tumbler with Handle and Straw Tumbler with Lid and Straw Insulated Stainless Steel Travel Mug 100% Leak-proof Keeps Cold for 34 Hours (1 Pack Sea Life)

Meoky$23.584.7★2,114 rev

Newest

by launch date

PLUGFUN 40oz Glow in the Dark Tumbler with Handle & Straw Travel Mug 1PC

PLUGFUN$24.9219 rev

3mo ago

Meoky Glow in the Dark Tumbler: 40 oz Tumbler with Handle and Straw- Stainless Steel Insulated Tumbler for Car Cup Holders - Travelers Commuters Workers (1 Pack Nebula)

Meoky$29.7613,832 rev

3mo ago

ENCOOL Insulated Water Bottle with Straw Stainless Steel Water Bottle Glow in the Dark Leak-Proof BPA-Free Keeps Cold for 24 Hours for Sports Travel School (26 oz Midnight Butterfly)

ENCOOL$23.282,438 rev

7mo ago

Hogg 20 oz Glow in the Dark Sublimation Tumblers (9 Units) - Bundle Sublimation Blanks Glow in the Dark Tumbler 20oz Skinny Blank Cups with Lids and Straws 3 Green 3 Red 3 Blue Bundle

Hogg$69.313 rev

10mo ago

stainless steel cup Water bottle bottle Stainless steel tumbler Black Tumbler Tumbler for engrave (40oz White/Glow in the dark Green(39))

Silva lining designing$26.1514 rev

1y ago

What buyers say about glow in the dark sublimation tumblers

What buyers praise and complain about, mined from review topics.

What buyers love

Brightness/Shine/Glow28%

“Glow”

Temperature Retention13%

“seems to keep my water cold”

Advertised Vs Actual Product10%

“was exactly what I wanted”

Value For Money8%

“worth every bit the price”

Color7%

“the color attractive”

Durability5%

“It is very durable”

Quality-Overall5%

“The straws are good quality”

Gifting Purpose4%

“Beautiful quality, Giftable”

Design-Overall3%

“The glow-in-the-dark design is a fun little extra”

Leak-Proof3%

“it will not leak”

What buyers complain about

Brightness/Shine/Glow26%

“NO GLOW”

Quality-Overall10%

“made it feel lower quality than expected”

Leak-Proof8%

“Came with 2 broken lids”

Heating7%

“it would melt working a few hours”

Advertised Vs Actual Product7%

“Picture is deceiving”

Bulb Flicker/Dimming/Color3%

“They dont glow in the dark”

Defective Material/Parts3%

“something is loose”

Cushion3%

“No pad for bottom of tumbler”

Size-Overall3%

“It's huge”

Strength2%

“not sturdy whatsoever”

Top return reasons

Brightness/Shine/Glow24%

Functionality-Overall13%

Size-Overall13%

Advertised Vs Actual Product10%

Color10%

Temperature Control8%

Bulb Flicker/Dimming/Color5%

Leak-Proof4%